Add DCPContent::reference_anything().

2 files changed, 14 insertions, 0 deletions

diff --git a/src/lib/dcp_content.cc b/src/lib/dcp_content.cc
index 255660b54..4df0c4618 100644
--- a/src/lib/dcp_content.cc
+++ b/src/lib/dcp_content.cc
@@ -893,3 +893,15 @@ DCPContent::active_audio_channels() const
 		);
 }
 
+
+bool
+DCPContent::reference_anything() const
+{
+	if (reference_video() || reference_audio()) {
+		return true;
+	}
+
+	boost::mutex::scoped_lock lm(_mutex);
+	return find(_reference_text.begin(), _reference_text.end(), true) != _reference_text.end();
+}
+
diff --git a/src/lib/dcp_content.h b/src/lib/dcp_content.h
index 4bef0a1a7..d4527febd 100644
--- a/src/lib/dcp_content.h
+++ b/src/lib/dcp_content.h
@@ -141,6 +141,8 @@ public:
 
 	bool can_reference_text (std::shared_ptr<const Film> film, TextType type, std::string &) const;
 
+	bool reference_anything() const;
+
 	void set_cpl (std::string id);
 
 	boost::optional<std::string> cpl () const {